Most cancer syndromes are transmitted in a mendelian autosomal dominant manner. In these cases, only one faulty allele has to be present for an individual to have a predisposition to cancer. Individuals with one normal allele and one faulty allele are known as heterozygous.ess often, syndromes may be transmitted as an autosomal recessive trait. Both alleles of a gene must be mutated in autosomal recessive disorders for an individual to have a predisposition to cancer. A person with two recessive alleles is known as homozygous recessive.
Cats have tails as a way of communicating their feelings and desires, and also the supracaudal glands found on the surface of the tails are responsible for releasing a unique and distinct scent that...
Most experts think that dogs chase their tails â also known as whirling â for multiple reasons, including boredom, hyperactivity, litter experience and the desire for attention. Other theories assert that the activity comes from the prey drive, stress, discomfort, medical problems or genetics.